Thermoelectric heater and cooler unit for food



FIG. 1 is a perspective view of a thermoelectric heater and cooler unit for food showing my new design from the front, top and right end, with its handles retracted and its door closed;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right end elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left end elevational view thereof with its left handle extended in a position of use;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a perspective view thereof in a position of use, supported on the left end thereof, with its door open. 

The ornamental design for a thermoelectric heater and cooler unit for food, as shown and described. 